/* $NetBSD: rtl81x9var.h,v 1.20 2005/12/11 12:21:28 christos Exp $ */ /* * Copyright (c) 1997, 1998 * Bill Paul . All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * 3. All advertising materials mentioning features or use of this software * must display the following acknowledgement: * This product includes software developed by Bill Paul. * 4. Neither the name of the author nor the names of any co-contributors * may be used to endorse or promote products derived from this software * without specific prior written permission. * * THIS SOFTWARE IS PROVIDED BY Bill Paul AND CONTRIBUTORS ``AS IS'' AND * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE * ARE DISCLAIMED. IN NO EVENT SHALL Bill Paul OR THE VOICES IN HIS HEAD * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF * THE POSSIBILITY OF SUCH DAMAGE. * * FreeBSD Id: if_rlreg.h,v 1.9 1999/06/20 18:56:09 wpaul Exp */ #include "rnd.h" #if NRND > 0 #include #endif #define RTK_ETHER_ALIGN 2 #define RTK_RXSTAT_LEN 4 struct rtk_type { u_int16_t rtk_vid; u_int16_t rtk_did; int rtk_basetype; const char *rtk_name; }; struct rtk_hwrev { uint32_t rtk_rev; int rtk_type; const char *rtk_desc; }; struct rtk_mii_frame { u_int8_t mii_stdelim; u_int8_t mii_opcode; u_int8_t mii_phyaddr; u_int8_t mii_regaddr; u_int8_t mii_turnaround; u_int16_t mii_data; }; /* * MII constants */ #define RTK_MII_STARTDELIM 0x01 #define RTK_MII_READOP 0x02 #define RTK_MII_WRITEOP 0x01 #define RTK_MII_TURNAROUND 0x02 #define RTK_8129 1 #define RTK_8139 2 #define RTK_8139CPLUS 3 #define RTK_8169 4 #define RTK_ISCPLUS(x) ((x)->rtk_type == RTK_8139CPLUS || \ (x)->rtk_type == RTK_8169) #define RTK_TX_QLEN 64 /* * The 8139C+ and 8160 gigE chips support descriptor-based TX * and RX. In fact, they even support TCP large send. Descriptors * must be allocated in contiguous blocks that are aligned on a * 256-byte boundary. The rings can hold a maximum of 64 descriptors. */ struct rtk_list_data { struct rtk_txq { struct mbuf *txq_mbuf; bus_dmamap_t txq_dmamap; int txq_descidx; } rtk_txq[RTK_TX_QLEN]; int rtk_txq_considx; int rtk_txq_prodidx; bus_dmamap_t rtk_tx_list_map; struct rtk_desc *rtk_tx_list; bus_dma_segment_t rtk_tx_listseg; int rtk_tx_free; /* # of free descriptors */ int rtk_tx_nextfree; /* next descriptor to use */ int rtk_tx_desc_cnt; /* # of descriptors */ int rtk_tx_listnseg; struct mbuf *rtk_rx_mbuf[RTK_RX_DESC_CNT]; bus_dmamap_t rtk_rx_dmamap[RTK_RX_DESC_CNT]; bus_dmamap_t rtk_rx_list_map; struct rtk_desc *rtk_rx_list; bus_dma_segment_t rtk_rx_listseg; int rtk_rx_prodidx; int rtk_rx_listnseg; }; struct rtk_tx_desc { SIMPLEQ_ENTRY(rtk_tx_desc) txd_q; struct mbuf *txd_mbuf; bus_dmamap_t txd_dmamap; bus_addr_t txd_txaddr; bus_addr_t txd_txstat; }; struct rtk_softc { struct device sc_dev; /* generic device structures */ struct ethercom ethercom; /* interface info */ struct mii_data mii; struct callout rtk_tick_ch; /* tick callout */ bus_space_handle_t rtk_bhandle; /* bus space handle */ bus_space_tag_t rtk_btag; /* bus space tag */ int rtk_type; bus_dma_tag_t sc_dmat; bus_dma_segment_t sc_dmaseg; int sc_dmanseg; bus_dmamap_t recv_dmamap; caddr_t rtk_rx_buf; struct rtk_tx_desc rtk_tx_descs[RTK_TX_LIST_CNT]; SIMPLEQ_HEAD(, rtk_tx_desc) rtk_tx_free; SIMPLEQ_HEAD(, rtk_tx_desc) rtk_tx_dirty; struct rtk_list_data rtk_ldata; struct mbuf *rtk_head; struct mbuf *rtk_tail; u_int32_t rtk_rxlenmask; int rtk_testmode; int sc_flags; /* misc flags */ int sc_txthresh; /* Early tx threshold */ int sc_rev; /* revision within rtk_type */ void *sc_sdhook; /* shutdown hook */ void *sc_powerhook; /* power management hook */ /* Power management hooks. */ int (*sc_enable) (struct rtk_softc *); void (*sc_disable) (struct rtk_softc *); void (*sc_power) (struct rtk_softc *, int); #if NRND > 0 rndsource_element_t rnd_source; #endif }; #define RTK_TX_DESC_CNT(sc) \ ((sc)->rtk_ldata.rtk_tx_desc_cnt) #define RTK_TX_LIST_SZ(sc) \ (RTK_TX_DESC_CNT(sc) * sizeof(struct rtk_desc)) #define RTK_TX_DESC_INC(sc, x) \ ((x) = ((x) + 1) % RTK_TX_DESC_CNT(sc)) #define RTK_RX_DESC_INC(sc, x) \ ((x) = ((x) + 1) % RTK_RX_DESC_CNT) #define RTK_ATTACHED 0x00000001 /* attach has succeeded */ #define RTK_ENABLED 0x00000002 /* chip is enabled */ #define RTK_IS_ENABLED(sc) ((sc)->sc_flags & RTK_ENABLED) #define RTK_TX_THRESH(sc) (((sc)->sc_txthresh << 16) & 0x003F0000) #define TXTH_256 8 #define TXTH_MAX 48 /* * register space access macros */ #define CSR_WRITE_4(sc, reg, val) \ bus_space_write_4(sc->rtk_btag, sc->rtk_bhandle, reg, val) #define CSR_WRITE_2(sc, reg, val) \ bus_space_write_2(sc->rtk_btag, sc->rtk_bhandle, reg, val) #define CSR_WRITE_1(sc, reg, val) \ bus_space_write_1(sc->rtk_btag, sc->rtk_bhandle, reg, val) #define CSR_WRITE_STREAM_4(sc, reg, val) \ bus_space_write_stream_4(sc->rtk_btag, sc->rtk_bhandle, reg, val) #define CSR_READ_4(sc, reg) \ bus_space_read_4(sc->rtk_btag, sc->rtk_bhandle, reg) #define CSR_READ_2(sc, reg) \ bus_space_read_2(sc->rtk_btag, sc->rtk_bhandle, reg) #define CSR_READ_1(sc, reg) \ bus_space_read_1(sc->rtk_btag, sc->rtk_bhandle, reg) #define RTK_TIMEOUT 1000 /* * PCI low memory base and low I/O base register, and * other PCI registers. */ #define RTK_PCI_LOIO 0x10 #define RTK_PCI_LOMEM 0x14 #define RTK_PSTATE_MASK 0x0003 #define RTK_PSTATE_D0 0x0000 #define RTK_PSTATE_D1 0x0002 #define RTK_PSTATE_D2 0x0002 #define RTK_PSTATE_D3 0x0003 #define RTK_PME_EN 0x0010 #define RTK_PME_STATUS 0x8000 #ifdef _KERNEL u_int16_t rtk_read_eeprom(struct rtk_softc *, int, int); void rtk_setmulti(struct rtk_softc *); void rtk_attach(struct rtk_softc *); int rtk_detach(struct rtk_softc *); int rtk_activate(struct device *, enum devact); int rtk_intr(void *); #endif /* _KERNEL */